How can I get gems in the game?

There are several ways to get gems in the game:
1) You get 1 gem for each new level you achieve.
2) Follow a special link published at our official game community on Facebook:https://www.facebook.com/327692980650220
Please, note that:
- to receive the bonus you should follow the link on the device you play the game on;
- the link is valid throughout the weekend only, until Monday.
3) You can always buy gems. To order them, tap the "+" icon on the bar showing current amount of gems you have. A pop-up window will appear. Tap the button with a desired amount of gems and confirm the purchase.
4) Moreover, you can get gems from Sky Circle when you have enough experience level.